8,278 results
8,278 results for: Fish
- Animals
Whales feast when hatcheries release salmon
Whales: “They’re 40 feet long and they’re feeding on fish that are the size of my finger.”
- Animals
Big slimy lips are the secret to this fish’s coral diet
A new imaging study reveals how tubelip wrasses manage to munch on stinging corals.
- Health & Medicine
Live antibiotics use bacteria to kill bacteria
Certain bacteria will destroy other bacteria without harming humans. They may be an answer to antibiotic-resistant infections.
- Animals
Drowned wildebeests can feed a river ecosystem for years
Only a small percentage of wildebeests drown as they cross the Mara River, but they provide resources for the river ecosystem for years after their deaths.
- Archaeology
Peru’s plenty brought ancient human migration to a crawl
Ancient Americans reached Peru 15,000 years ago and stayed put, excavations suggest.
- Life
How bearded dragons switch their sex
RNA editing might affect reptile sex determination at temperature extremes.
- Genetics
DNA evidence is rewriting domestication origin stories
DNA studies are rewriting the how-we-met stories of domestication.
- Paleontology
Primitive whales had mediocre hearing
Fossils suggest that early whale hearing was run-of-the-mill, along the same line as that of land mammals.
- Animals
Blennies have a lot of fang for such little fishes
Unlike snakes, blennies evolved fangs before venom, through probably not because of any need to hunt big prey.
- Animals
Seabirds use preening to decide how to divvy up parenting duties
Seabirds in poor condition may communicate this information to their partner by delaying or withholding preening.
- Climate
Lakes worldwide feel the heat from climate change
Lakes worldwide are warming with consequences for every part of the food web, from algae, to walleye, to freshwater seals.
- Animals
Venomous fish have evolved many ways to inflict pain
Fish venom shows great diversity and is being studied to treat pain, cancer and other diseases.
